Pocket Gamer: At first glance Mad Cows looks like a cynical cash-in. It features a catapult, physics, and a variety of cartoon animals that do different things when you tap them. There's a star rating system, too.
But the game has an ace up its sleeve in the shape of asynchronous competitive multiplayer. And while it's not quite enough to lever it into the higher echelons of iOS society, it's still an awful lot of fun.